To act with a purpose is what raises man above the brutes; to invent with a purpose, to imitate with a purpose, is that which distinguishes genius from the petty artists who only invent to invent, and imitate to imitate.

We should not trust the heart too much. The heart speaks to us very gladly, as our mouth expresses itself. If the mouth were as much inclined to speak the feelings of the heart, it would have been the fashion long ago to put a padlock on the mouth.